Units Outstanding (Details) - shares	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020
Units Outstanding
Beginning balance (in units)	270,509,658
Options exercised (in units)	143,211	5,182
Units issued (in units)	3,041,072
Units retired (in units)	(2,758,477)
Ending balance (in units)	270,935,464
Limited Partners Capital Account Units
Units Outstanding
Units retired (in units)	(5,400)

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

The number of limited partner units outstanding.

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- Definition

Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

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Number of share options (or share units) exercised during the current period.

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Number of shares that have been repurchased and retired during the period.

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